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#1 Re: Help Me ! » Learning Calc » 2011-01-03 11:36:36

Ahh gotcha. Thank you so much!

#2 Re: Help Me ! » Learning Calc » 2011-01-03 10:49:46

Hmmm... I was taught that if

, then
.

So

,
, then
?.

?

Sorry, I'm still new at this dunno

Thank you guys for helping me out though kiss

#3 Re: Help Me ! » Learning Calc » 2011-01-03 09:17:06

So I'm basically working with

? Would it be
?

#4 Help Me ! » Learning Calc » 2011-01-03 07:04:54

caharris
Replies: 7

"If

and
be the lengths of a rod of iron at the temperatures t°C and 0°C respectively, then
. Find the change of length of the rod per degree Centigrade."

So I'm teaching myself calculus from the book Calculus Made Easy by Silvanus Thompson, and this is one of the exercises. I'm pretty sure it would be something like

.

I'd love a quick walk through if you can spare the time. I know how to find the differential when I'm working with (simple) equations, but word problems mess me up. Any help is appreciated.

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